/**
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 *    
 *    Linking this library statically or dynamically with other modules 
 *    is making a combined work based on this library. Thus, the terms and
 *    conditions of the GNU General Public License cover the whole
 *    combination.
 *    
 *    As a special exception, the copyright holders of this library give 
 *    you permission to link this library with independent modules to 
 *    produce an executable, regardless of the license terms of these 
 *    independent modules, and to copy and distribute the resulting 
 *    executable under terms of your choice, provided that you also meet, 
 *    for each linked independent module, the terms and conditions of the 
 *    license of that module.  An independent module is a module which 
 *    is not derived from or based on this library.  If you modify this 
 *    library, you may extend this exception to your version of the 
 *    library, but you are not obligated to do so.  If you do not wish 
 *    to do so, delete this exception statement from your version.
 *
 *    Project: Financas Pessoais
 *    Author : Igor Salles
 */
package org.fp.util;

/**
 *
 * @author Igor Salles
 * @since May 19, 2011
 */
public class RemoveAcentos {

    static String acentuado = "çÇáéíóúýÁÉÍÓÚÝàèìòùÀÈÌÒÙãõñäëïöüÿÄËÏÖÜÃÕÑâêîôûÂÊÎÔÛ";
    static String semAcento = "cCaeiouyAEIOUYaeiouAEIOUaonaeiouyAEIOUAONaeiouAEIOU";
    static char[] tabela;

    static {
        tabela = new char[256];
        for (int i = 0; i < tabela.length; ++i) {
            tabela[i] = (char) i;
        }
        for (int i = 0; i < acentuado.length(); ++i) {
            tabela[acentuado.charAt(i)] = semAcento.charAt(i);
        }
    }

    public static String remover(final String s) {
        StringBuffer sb = new StringBuffer();
        for (int i = 0; i < s.length(); ++i) {
            char ch = s.charAt(i);
            if (ch < 256) {
                sb.append(tabela[ch]);
            } else {
                sb.append(ch);
            }
        }
        return sb.toString();
    }

//    public static void main(String[] args) {
//        String s = "Gisele Bündchen da Conceição e Silva foi batizada assim em homenagem à sua conterrânea de Horizontina, RS.";
//        s = RemoveAcentos.remover(s);
//        System.out.println(s);
//    }
}
